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A machine paints 340 toy boats in 45 minutes.Which expression equals the unit rate per hour?

A3/4 B) 340 C) 45 D) 340

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340 3/4 340 45



A machine paints 340 toy boats in 45 minutes.Which expression equals the unit rate per hour? A) 3/4 B) 340 C) 45 D) 340 ------- -------- -------- -------- 340 3 class=